photoelectric
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pho·to·elec·tric

adjective \ˌfō-tō-i-ˈlek-trik\

Definition of PHOTOELECTRIC

: involving, relating to, or utilizing any of various electrical effects due to the interaction of radiation (as light) with matter
pho·to·elec·tri·cal·ly \-tri-k(ə-)lē\ adverb

Origin of PHOTOELECTRIC

International Scientific Vocabulary
First Known Use: circa 1879

pho·to·elec·tric

adjective \ˌfōt-ō-i-ˈlek-trik\   (Medical Dictionary)

Medical Definition of PHOTOELECTRIC

: involving, relating to, or utilizing any of various electrical effects due to the interaction of radiation (as light) with matter
pho·to·elec·tri·cal·ly \-tri-k(ə-)lē\ (audio pronunciation) adverb

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